Created DISCHARGE_TEMPLATE_PLACEHOLDERS.md with complete reference:
- Hospital information placeholders
- Patient information placeholders
- Admission and discharge date/time placeholders
- Medical information placeholders
- Clinical content section placeholders
- NEW: Separate placeholders for OTHER_ADVICE and DISCHARGE_ADVICE
- Signature block placeholder
- Legacy CI3 compatibility aliases
- Example template with proper usage
Documentation shows all available tokens that can be used in discharge templates
with descriptions and examples for each placeholder.
